Yu Hua
5 Papers
Yu Hua is an academic researcher. The author has contributed to research in topics: Hydraulic machinery & Engineering. The author has an hindex of 1, co-authored 2 publications.
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Papers
A novel GA-LSTM-based prediction method of ship energy usage based on the characteristics analysis of operational data
Kai Wang,Yu Hua,Lian Zhong Huang,Xin Guo,Xingfu Liu,Zhongmin Ma,Ranqi Ma,Xiao Jiang +7 more
TL;DR: This study develops a GA-LSTM-based model for predicting ship energy usage, achieving 0.29% prediction error, outperforming existing BP, SVR, and ARIMA models, and enhancing ship energy efficiency optimization through accurate fuel usage forecasting.
50
Leakage Fault Diagnosis of Lifting and Lowering Hydraulic System of Wing-Assisted Ships Based on WPT-SVM
Ranqi Ma,Hao-Dong Zhao,Kai Wang,Rui Zhang,Yu Hua,Baoshen Jiang,Feng Tian,Zhang Ruan,Hao Wang,Lian Zhong Huang +9 more
TL;DR: In this article , a wavelet packet transform (WPT)-based sensitive feature extracting method of leakage fault for the hydraulic system is proposed, and a support vector machine (SVM)-based multi-classification model and diagnosis method for leakage fault are proposed.
A novel cooperative optimization method of course and speed for wing-diesel hybrid ship based on improved A* algorithm
Cong Wang,Lian Zhong Huang,Kai Wang,Jinlu Sheng,Zhang Ruan,Yu Hua,Rui Zhang +6 more
TL;DR: A novel cooperative optimization method for wing-diesel hybrid ships is proposed, utilizing an improved A* algorithm to optimize course and speed based on weather conditions and ship characteristics, achieving 5.48% fuel reduction and 2.18% distance increase.
6
A Novel Ship Power System Using Zero Carbon Fuel and its Energy Efficiency Management Method
Yu Hua,Kai Wang,Xin Guo,Lian Zhong Huang,Yu Xue,Ranqi Ma +5 more
- 04 Aug 2023
TL;DR: A novel ship power system using zero carbon fuel and its energy efficiency management method can effectively reduce carbon emissions and improve energy efficiency.
A Novel Wavelet Packet Transform-Fuzzy Pattern Recognition-Based Method for Leakage Fault Diagnosis of Sail Slewing Hydraulic System
Ranqi Ma,Hao-Dong Zhao,Kai Wang,Rui Zhang,Yu Hua,Baoshen Jiang,Xin Guo,Zhang Ruan,Lian Zhong Huang +8 more
TL;DR: In this article , a wavelet packet transform (WPT) and fuzzy pattern recognition (FPR) based leakage fault diagnosis method is proposed to improve the sail-assisted effect as well as the reliability of the sail slewing system.